The Seiko 7N00-6A90 is a watch model based on the 7N00 movement.
Parts List
| 285W40JM01 | crystal |
| 285W40JM | crystal |
| 8M35A0NNG1 | crown - crown |
| 8M35A0NN | crown |
| 0A2000B01 | case back gasket |
| BMA27E | band |
| BMA27Y | band |
| 2AE095L0BNG | others - minute hand |
| 0351890 | others - winding stem |
| 82824100 | others - case ring |
| 7N000 | others - machine code |
| 7N006A90 | others - case back |
| 7N006A90WE | others - case |
| 7N006A90WEZ | others - case |
| 7N006B70X919 | others - dial |
| 7N006B78X919 | others - dial |
| A160BS | others - push pin |
| AD006BA1 | others - crown gasket |
| 1AE065L0BNG | others - hour hand |
| 09C68NGH | others - hour hand |
| AD006BA12 | others - crown gasket |